Theoretical group of the Instituto de Química Médica (C.S.I.C.)

	Dr. Mohammad Solimannejad (Arak University, Iran) visited us during the months of September of 2006, August of 2007 and September of 2008
	Dr. Krzysztof Zborowski (Jagiellonian University, Poland) was with us from may-2005 to april-2006
	Prof. Markku Sundberg (Helsinki University, Finland) was with us during the 2005 year
	Marina Sanchez (Universidad Nacional del Nordeste, Argentina ) visited us during the months of October and November of 2004 and during the same period in 2006.